解题方法
1 . 已知函数
的最小值为
.
(1)求实数
的值;
(2)若
,设
且满足
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8155134413c6104a94ed047e934eeeea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2a1007082d08803d3cb9de108039401.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22d812643e080d4d447fab7fe2ae2646.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61c3f311c21d1f216d19f0d50b37e858.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27877a392b2c66f618e809674a0fa2db.png)
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2019-04-03更新
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5卷引用:内蒙古赤峰市松山区2020-2021学年高三第一次统一模拟考试文科数学试题